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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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This commit is contained in:
Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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128
security/nss/lib/certdb/xauthkid.c Normal file
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* X.509 v3 Subject Key Usage Extension
*
*/
#include "prtypes.h"
#include "seccomon.h"
#include "secdert.h"
#include "secoidt.h"
#include "secasn1t.h"
#include "secasn1.h"
#include "secport.h"
#include "certt.h"
#include "genname.h"
#include "secerr.h"
SEC_ASN1_MKSUB(SEC_IntegerTemplate)
SEC_ASN1_MKSUB(SEC_OctetStringTemplate)
const SEC_ASN1Template CERTAuthKeyIDTemplate[] = {
{ SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTAuthKeyID) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0,
offsetof(CERTAuthKeyID, keyID), SEC_ASN1_SUB(SEC_OctetStringTemplate) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
offsetof(CERTAuthKeyID, DERAuthCertIssuer), CERT_GeneralNamesTemplate },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 2,
offsetof(CERTAuthKeyID, authCertSerialNumber),
SEC_ASN1_SUB(SEC_IntegerTemplate) },
{ 0 }
};
SECStatus
CERT_EncodeAuthKeyID(PLArenaPool *arena, CERTAuthKeyID *value,
SECItem *encodedValue)
{
SECStatus rv = SECFailure;
PORT_Assert(value);
PORT_Assert(arena);
PORT_Assert(value->DERAuthCertIssuer == NULL);
PORT_Assert(encodedValue);
do {
/* If both of the authCertIssuer and the serial number exist, encode
the name first. Otherwise, it is an error if one exist and the other
is not.
*/
if (value->authCertIssuer) {
if (!value->authCertSerialNumber.data) {
PORT_SetError(SEC_ERROR_EXTENSION_VALUE_INVALID);
break;
}
value->DERAuthCertIssuer =
cert_EncodeGeneralNames(arena, value->authCertIssuer);
if (!value->DERAuthCertIssuer) {
PORT_SetError(SEC_ERROR_EXTENSION_VALUE_INVALID);
break;
}
} else if (value->authCertSerialNumber.data) {
PORT_SetError(SEC_ERROR_EXTENSION_VALUE_INVALID);
break;
}
if (SEC_ASN1EncodeItem(arena, encodedValue, value,
CERTAuthKeyIDTemplate) == NULL)
break;
rv = SECSuccess;
} while (0);
return (rv);
}
CERTAuthKeyID *
CERT_DecodeAuthKeyID(PLArenaPool *arena, const SECItem *encodedValue)
{
CERTAuthKeyID *value = NULL;
SECStatus rv = SECFailure;
void *mark;
SECItem newEncodedValue;
PORT_Assert(arena);
do {
mark = PORT_ArenaMark(arena);
value = (CERTAuthKeyID *)PORT_ArenaZAlloc(arena, sizeof(*value));
if (value == NULL)
break;
value->DERAuthCertIssuer = NULL;
/* copy the DER into the arena, since Quick DER returns data that points
into the DER input, which may get freed by the caller */
rv = SECITEM_CopyItem(arena, &newEncodedValue, encodedValue);
if (rv != SECSuccess) {
break;
}
rv = SEC_QuickDERDecodeItem(arena, value, CERTAuthKeyIDTemplate,
&newEncodedValue);
if (rv != SECSuccess)
break;
value->authCertIssuer =
cert_DecodeGeneralNames(arena, value->DERAuthCertIssuer);
if (value->authCertIssuer == NULL)
break;
/* what if the general name contains other format but not URI ?
hl
*/
if ((value->authCertSerialNumber.data && !value->authCertIssuer) ||
(!value->authCertSerialNumber.data && value->authCertIssuer)) {
PORT_SetError(SEC_ERROR_EXTENSION_VALUE_INVALID);
break;
}
} while (0);
if (rv != SECSuccess) {
PORT_ArenaRelease(arena, mark);
return ((CERTAuthKeyID *)NULL);
}
PORT_ArenaUnmark(arena, mark);
return (value);
}